The National Aeronautics and Space Administration has confirmed an interstellar object is passing through our solar system. The object is a comet hailing from the direction of the constellation ...

NASA has discovered an interstellar comet that’s wandered into our backyard. The space agency spotted the quick-moving object with the sky-surveying Atlas telescope in Chile earlier this week, and ...

Interstellar comet 3I/ATLAS's first reported sighting was on July 1, and it's going to be the closest it's ever been to Earth on Friday. Along the way, it reached several milestones leading up to what ...

Two of NASA’s longest-running space missions, Voyager 1 and Voyager 2, have detected a searing-hot region of space where the Sun’s influence ends and interstellar space begins. The probes, launched in ...

New imagery from NASA shows a celestial outsider known as 3I/ATLAS as it travels through our solar system. The NASA-funded ATLAS (Asteroid Terrestrial-impact Last Alert System) observatory discovered ...

The sun’s outer atmosphere resembles a pufferfish.

The comet, discovered in July 2025, originated far beyond our Solar System and is thought to be around 7 billion years old - ...

A NASA mission, IMAP, and two more spacecraft that will study space weather are traveling through space atop a single SpaceX rocket. By Kenneth Chang A SpaceX rocket launched on Wednesday morning ...